“It’s really rewarding to see it. I’m savoring the experience,” said artist John Salvest.

He said he managed to round up 117 shipping containers in different colors to make a seven-story stack near the Liberty Memorial. The project, which sits just across the street from the Federal Reserve Building, will soon spell out “USA” on one side and “IOU” on the other.

“They play a big part in economic policy in the U.S., so it’s an appropriate location,” Salvest said. “I hope it awakens some thinking and some feelings in